This release does not have a Play Store Description, so we grabbed one from version 8.0.A.0.1:

This is the official Sketch app from Sony. Sketch brings a fun drawing and photo editing experience to anyone who wants to be creative, regardless of skill level. If you need inspiration, the Sketch community is an endless source of digital art for you to explore and enjoy. You can then inspire others by sharing your own art and be a part of the community.

FEATURES
✓ Draw creative sketches using fun brushes and tools
✓ Enhance your pictures and photos with text and free stickers
✓ Build advanced sketches with layers
✓ Zoom to paint fine details
✓ Inspire and get inspiration from other users in the art community
✓ Participate in collaborations and build on the work of others
✓ Back up and sync your drawings to multiple devices